Battery controller



FIG. 1 is a front elevational view of the battery controller;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left-side elevational view thereof;

FIG. 6 is a right-side elevational view thereof;

FIG. 7 is a front, right-side, top perspective view thereof;

FIG. 8 is a front, left-side, top perspective view thereof;

FIG. 9 is a cross-sectional view thereof taken along line 9-9 in FIG. 1 showing only an outer shape thereof; and,

FIG. 10 is a cross-sectional view thereof taken along line 10-10 in FIG. 1 showing only the outer shape thereof. 

CLAIM The ornamental design for a battery controller, as shown and described. 